   (js/eval "goog.require('cljs.core')"))
 
 (defn ^:export is-readable? [line]
-  (binding [r/*data-readers* tags/*cljs-data-readers*]
-    (with-compiler-env cenv
-      (try
-        (r/read-string line)
-        true
-        (catch :default _
-          false)))))
+  (with-compiler-env cenv
+    (try
+      (r/read-string line)
+      true
+      (catch :default _
+        false))))
 
 (def current-ns (atom 'cljs.user))
 

  (:require-macros [cljs.env.macros :refer [ensure with-compiler-env]]
                   [cljs.analyzer.macros :refer [no-warn]])
  (:require [cljs.pprint :refer [pprint]]
            [cljs.tagged-literals :as tags]
            [cljs.tools.reader :as r]
            [cljs.tools.reader.reader-types :refer [string-push-back-reader]]
            [cljs.analyzer :as ana]
            [cljs.compiler :as c]
            [cljs.env :as env]


(defn ^:export read-eval-print [line]
  (binding [ana/*cljs-ns* @current-ns
            *ns* (create-ns @current-ns)]
    (with-compiler-env cenv
      (let [env (assoc (ana/empty-env) :context :expr
                                       :ns {:name @current-ns}
